"The Second Barons' War (1264\u20131267) was a civil war in England between the forces of a number of barons led by Simon de Montfort against Royalist forces led by Prince Edward (later Edward I of England), in the name of Henry III."@en . "Initial baronial success," . . . . . "monarchic victory" . . "Anti-monarchy forces" . "Pro-monarchy forces" . . "Second Barons' War"@en . .